[INFO] fetching crate jsonrpc-core 18.0.0...
[INFO] testing jsonrpc-core-18.0.0 against try#981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 for pr-145277
[INFO] extracting crate jsonrpc-core 18.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate jsonrpc-core 18.0.0
[INFO] finished tweaking crates.io crate jsonrpc-core 18.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-core 18.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonrpc-core 18.0.0 on toolchain 981ca440e18f6cc4bc9026d4be8ddb1ca8378af7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jsonrpc-core 18.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fc1d9d91000c612c22cabd0cd2b35d89aea93b6144251f4545e892a382a72ec
[INFO] running `Command { std: "docker" "start" "-a" "6fc1d9d91000c612c22cabd0cd2b35d89aea93b6144251f4545e892a382a72ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc1d9d91000c612c22cabd0cd2b35d89aea93b6144251f4545e892a382a72ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc1d9d91000c612c22cabd0cd2b35d89aea93b6144251f4545e892a382a72ec", kill_on_drop: false }`
[INFO] [stdout] 6fc1d9d91000c612c22cabd0cd2b35d89aea93b6144251f4545e892a382a72ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad3f0b4ea5b3f8d2d36eb9095f9ddfbb4fcfd41518201a701d6cbc20e7cb69f
[INFO] running `Command { std: "docker" "start" "-a" "3ad3f0b4ea5b3f8d2d36eb9095f9ddfbb4fcfd41518201a701d6cbc20e7cb69f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.51s
[INFO] running `Command { std: "docker" "inspect" "3ad3f0b4ea5b3f8d2d36eb9095f9ddfbb4fcfd41518201a701d6cbc20e7cb69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad3f0b4ea5b3f8d2d36eb9095f9ddfbb4fcfd41518201a701d6cbc20e7cb69f", kill_on_drop: false }`
[INFO] [stdout] 3ad3f0b4ea5b3f8d2d36eb9095f9ddfbb4fcfd41518201a701d6cbc20e7cb69f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 367f1c7881515c0ff5ea1157642e72cb7a7835baa07db26cd9229fa401512602
[INFO] running `Command { std: "docker" "start" "-a" "367f1c7881515c0ff5ea1157642e72cb7a7835baa07db26cd9229fa401512602", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "367f1c7881515c0ff5ea1157642e72cb7a7835baa07db26cd9229fa401512602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367f1c7881515c0ff5ea1157642e72cb7a7835baa07db26cd9229fa401512602", kill_on_drop: false }`
[INFO] [stdout] 367f1c7881515c0ff5ea1157642e72cb7a7835baa07db26cd9229fa401512602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e20ec53979953379a7aec69678608b34a2c13d41d6fadf33230c609a96974e7
[INFO] running `Command { std: "docker" "start" "-a" "4e20ec53979953379a7aec69678608b34a2c13d41d6fadf33230c609a96974e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsonrpc_core-f29a0f35d723e99e)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test io::tests::test_async_io_handler ... ok
[INFO] [stdout] test io::tests::test_batch_notification ... ok
[INFO] [stdout] test io::tests::test_extending_by_multiple_delegates ... ok
[INFO] [stdout] test io::tests::test_io_handler ... ok
[INFO] [stdout] test io::tests::test_io_handler_1dot0 ... ok
[INFO] [stdout] test io::tests::test_method_not_found ... ok
[INFO] [stdout] test io::tests::test_notification_alias ... ok
[INFO] [stdout] test io::tests::test_method_alias ... ok
[INFO] [stdout] test io::tests::test_notification ... ok
[INFO] [stdout] test io::tests::test_send_sync ... ok
[INFO] [stdout] test types::id::tests::id_deserialization ... ok
[INFO] [stdout] test types::id::tests::id_serialization ... ok
[INFO] [stdout] test types::params::tests::should_return_meaningful_error_when_deserialization_fails ... ok
[INFO] [stdout] test types::params::tests::params_deserialization ... ok
[INFO] [stdout] test types::params::tests::single_param_parsed_as_tuple ... ok
[INFO] [stdout] test types::request::tests::call_deserialize ... ok
[INFO] [stdout] test types::request::tests::call_serialize ... ok
[INFO] [stdout] test types::request::tests::notification_serialize ... ok
[INFO] [stdout] test types::request::tests::request_invalid_returns_id ... ok
[INFO] [stdout] test types::request::tests::request_deserialize_batch ... ok
[INFO] [stdout] test types::response::failure_output_serialize ... ok
[INFO] [stdout] test types::response::failure_output_deserialize ... ok
[INFO] [stdout] test types::response::failure_output_serialize_jsonrpc_1 ... ok
[INFO] [stdout] test types::response::handle_incorrect_responses ... ok
[INFO] [stdout] test types::response::single_response_deserialize ... ok
[INFO] [stdout] test types::response::success_output_deserialize ... ok
[INFO] [stdout] test types::request::tests::request_serialize_batch ... ok
[INFO] [stdout] test types::response::success_output_serialize ... ok
[INFO] [stdout] test types::response::batch_response_deserialize ... ok
[INFO] [stdout] test types::request::tests::method_call_serialize ... ok
[INFO] [stdout] test types::request::tests::notification_deserialize ... ok
[INFO] [stdout] test types::response::should_parse_empty_response_as_batch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jsonrpc_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e20ec53979953379a7aec69678608b34a2c13d41d6fadf33230c609a96974e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e20ec53979953379a7aec69678608b34a2c13d41d6fadf33230c609a96974e7", kill_on_drop: false }`
[INFO] [stdout] 4e20ec53979953379a7aec69678608b34a2c13d41d6fadf33230c609a96974e7